Shares of Kellogg (K +3.1%) ride higher after the company cruises past the estimates of analysts...

Shares of Kellogg (K+3.1%) ride higher after the company cruises past the estimates of analysts with its Q2 report. The food giant saw Pop-Tarts and Pringles contribute steadily to its results, helping stem the sharp impact of weakness in Europe and higher input costs. The unanswered question: Kellogg knocked out an earnings beat by pulling down its marketing costs, but will brands suffer down the road?